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Red light from three separate sources passes through a diffraction grating with 5.50×105 lines/m. The wavelengths of the three lines are 6.56 (hydrogen), 6.50 (neon), and 6.97 (argon). Calculate the first-order diffraction lines of each ot these sources.
A parallel plate capacitor has 2.5cm^2 plates that are separated by 2mm in a vacuum. calculate its capacitance and charge on each plate
A photon with a wavelength of 3.70×10?13 m strikes a deuteron, splitting it into a proton and a neutron. calculate their speeds after the photodisintegration
The microwave radiation left over from the Big Bang explosion of the universe has an average energy density of 4. 10-14 J/m3. What is the rms value of the electric field of this radiation
A 2.0 kg block is kicked up a wooden ramp that is inclined at a 30? angle to the horizontal. How long does the entire up and down trip take
Consider a system consisting of three masses on the axis. Mass = 1.20 is at = 1.10 ; mass = 2.10 is at = 1.90 ; and mass = 2.70 is at = 2.70. What is the total gravitational potential energy of this system
James Bond (90 kg), outtted with perfectly matching skis and skiware, is at the top of a steep slope that a secret spy like him can easily handle. Determine the speed of Bond at position B abd C
a box sits on a horizontal wooden board. the coefficient of static friction between the box and the board is 0.25. you grab one end of the board and lift it up, keeping the other end of the board on the ground. what is the angle between the board ..
If it takes 9.19e5 J of heat to bring 0.30 kg of ice at -17*C to water vapor at 108*C, what is the specific heat of the water vapor
Two slits are 0.168 mm apart. A mixture of red light (wavelength = 664 nm) and yellow-green light (wavelength = 568 nm) falls on the slits. A flat observation screen is located 2.41 m away. What is the distance on the screen between the third-order r..
A cube of ice is taken from the freezer at -8.50C and placed in a 95-g aluminum calorimeter filled with 310 g of water at room temperature of 200C. Find the mass of the ice cube
An arrow is fire with a speed of 20m/s at the block of Styrofoam resting on a smooth surface. The arrow penetrates a certain distance into the block before coming to rest relative to it.
An airtight box has a removable lid of area 1.10 multiplied by 10-2m2 and negligible weight. The box is taken up a mountain where the air pressure outside the box is 0.80 multiplied by 105 Pa.
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